Crossword clues for Soundness. 5 lettersAnswerClueSOUNDValid, as an argumentSOUNDLoudspeaker outputSOUNDLong Island or PugetSOUNDAlaska's Prince William ___SOUNDThe obvious theme of this puzzleSOUNDSafe's partnerSOUNDAir waves?SOUNDWith 50-Down, vehicle with a PA systemSOUNDKind of barrierSOUNDWhat you hearSOUNDFree from flawsSOUNDUnflawedSOUNDNot going bankruptSOUNDIt must be heard!SOUNDLogicalSOUNDIn good shapeSOUNDAlaska's Prince WilliamSOUNDAuditory effectSOUNDAnything heardSOUNDIts velocity is 1,087 feet per second.SOUNDValid.SOUNDArm of the sea.SOUNDIt's measured in decibelsSOUNDPlumb the depthsSOUNDNoise or body of waterSOUNDDive suddenly, as a whaleSOUNDBoating localeSOUNDPing or pongSOUNDSolid as a rockSOUNDWith 47-Down, speaker's placeSOUNDHealthySOUNDSee 53 DownSOUNDHaleSOUND2013 hit "Safe and __"SOUNDWithout defectSOUNDAuditory stimulusSOUNDIn good conditionSOUNDIt travels at Mach-1SOUNDClamorSOUNDSaneSOUNDSafe and __ (out of danger)SOUNDDing or tingSOUNDBody of water.SOUND1929 phenomenon in the movies.SOUNDReliable.SOUNDWhat "mach" refers to.SOUNDNoiseSOUNDLike some investmentsSOUNDL.I. inletSOUNDReasonable